It may seem odd to think of aphids producing their offspring while already pregnant, but in actuality, it is not an unusual phenomenon among insects. Aphids have been able to adapt to a reproductive ...

Kangaroo reproduction is one of the strangest systems in the world as females can support joeys at several different stages ...

A new article in Ecological and Evolutionary Physiology examines how the immune system and reproduction interact in female mammals, especially during pregnancy, from mating to birth. Lauren E.